The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 31, 1981

Filed:

May. 02, 1978
Applicant:
Inventors:

Elias Orshansky, Jr, deceased, late of San Francisco, CA (US);

William E Weseloh, San Diego, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ; F16H / ;
U.S. Cl.
CPC ...
74687 ; 747105 ; 74718 ;
Abstract

A hydromechanical transmission especially suited to track-laying vehicles. A series of planetary assemblies are provided in conjunction with a hydrostatic driving module and a hydrostatic steering module. Every range may operate in both forward and reverse modes, and the change between forward and reverse can be made in any range. Efficient operation in moving straight ahead or back and on turns is assured.


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